Home / 9,432.30-14,139.15-5,274.30

Finding the Fourth Proportional to 9,432.30, 14,139.15 and 5,274.30

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Solution

The fourth proportional to 9,432.30, 14,139.15 and 5,274.30 is: 7,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.30 : 14,139.15 = 5,274.30 : x
  2. Step 2: Convert to fraction form
    9,432.30/14,139.15 = 5,274.30/x
  3. Step 3: Cross multiply
    9,432.30x = 14,139.15 × 5,274.30
  4. Step 4: Simplify right side
    9,432.30x = 74,574,118.85
  5. Step 5: Solve for x
    x = 74,574,118.85/9,432.30
  6. Step 6: Final answer
    x = 7,906.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.